1 files changed, 5 insertions, 1 deletions
diff --git a/app/api/auth/[...nextauth]/saml/provider.ts b/app/api/auth/[...nextauth]/saml/provider.ts
index 1f891661..8486a690 100644
--- a/app/api/auth/[...nextauth]/saml/provider.ts
+++ b/app/api/auth/[...nextauth]/saml/provider.ts
@@ -248,7 +248,11 @@ export async function createNextAuthToken(user: User): Promise<string> {
 
 // NextAuth 세션 쿠키 이름 가져오기
 export function getSessionCookieName(): string {
-  return process.env.NODE_ENV === 'production' 
+  // NEXTAUTH_URL이 HTTPS인 경우에만 __Secure- 접두사 사용
+  const nextAuthUrl = process.env.NEXTAUTH_URL || '';
+  const isHttps = nextAuthUrl.startsWith('https://');
+  
+  return isHttps 
     ? '__Secure-next-auth.session-token' 
     : 'next-auth.session-token';
 }